SDM40E20L /S /C /A DUAL SURFACE MOUNT SCHOTTKY BARRIER DIODE Please click here to visit our online spice models database. Features • • • • Mechanical Data • • Very Low Forward Voltage Drop Guard Ring Construction for Transient Protection High Conductance Lead, Halogen and Antimony Free, RoHS Compliant "Green" Device (Notes 4, 5 and 6) Case: SOT-23 Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020D Polarity: See Diagram Leads: Solderable per MIL-STD-202, Method 208 Terminals: SDM40E20L/S/A Finish ⎯ Matte Tin Finish annealed over Alloy 42 leadframe. SDM40E20LC Finish ⎯ Matte Tin Finish annealed over CDA194 leadframe. Marking Information: See Page 2 Ordering Information: See Page 2 Weight: 0.008 grams (approximate) • • • • • • • Top View Maximum Ratings SDM40E20LC SDM40E20LS SDM40E20LA @TA = 25°C unless otherwise specified Single phase, half wave, 60Hz, resistive or inductive load. For capacitance load, derate current by 20%. Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Forward Continuous Current (Note 1) Non-Repetitive Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load Symbol VRRM VRWM VR VR(RMS) IFM Value Unit 20 V 14 0.4 V A IFSM 2 A Symbol Value 225 300 444 333 -65 to +125 Unit Thermal Characteristics Characteristic Power Dissipation Typical Thermal Resistance Junction to Ambient (Note 1) (Note 2) (Note 1) (Note 2) PD RθJA Operating and Storage Temperature Range Electrical Characteristics Characteristic Reverse Breakdown Voltage (Note 3) TJ, TSTG Symbol V(BR)R VF Leakage Current (Note 3) IR Total Capacitance CT 1. 2. 3. 4. 5. 6. °C/W °C @TA = 25°C unless otherwise specified Forward Voltage Drop Notes: mW Min 20 ⎯ ⎯ ⎯ ⎯ ⎯ Typ ⎯ ⎯ ⎯ ⎯ ⎯ 120 Max ⎯ 0.310 0.430 Unit V 100 250 ⎯ μA V pF Test Conditions IR = 0.5mA IF = 0.1A IF = 0.5A VR = 10V VR = 20V f = 1MHz, VR = 0VDC Device mounted on FR-5 1.0 x 0.75 x 0.062 inch PCB pad layout. Device mounted on Alumina PCB, 0.4 inch x 0.3 inch x 0.024 inch pad layout. Short duration pulse test used to minimize self-heating effect. No purposefully added lead. Halogen and Antimony Free. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. Product manufactured with Green Molding Compound and does not contain Halogens or Sb2O3 Fire Retardants. SDM40E20L /S /C /A Document number: DS30298 Rev. 11 - 2 1 of 3 www.diodes.com June 2008 © Diodes Incorporated 10,000 10 IR, INSTANTANEOUS REVERSE CURRENT (µA) IF, INSTANTANEOUS FORWARD CURRENT (A) SDM40E20L /S /C /A 1 0.1 0.01 0.001 0 1000 100 10 1 0.1 0.01 0.001 20 10 0 VR, INSTANTANEOUS REVERSE VOLTAGE (V) Fig. 2 Typical Reverse Characteristics, Per Element 0.2 0.4 0.6 0.8 1.0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Typical Forward Characteristics, Per Element 0.40 IF(AV), AVERAGE FORWARD CURRENT (A) CT, TOTAL CAPACITANCE (pF) f = 1.0MHz 60 40 20 0.30 0.20 0.10 0 0 10 5 15 20 VR, DC REVERSE VOLTAGE (V) Fig. 3 Total Capacitance vs. Reverse Voltage, Per Element 0 Ordering Information 50 100 25 75 125 150 TA, AMBIENT TEMPERATURE (°C) Fig. 4 Forward Current Derating Curve, Per Element (Note 7) Part Number SDM40E20LS-7-F SDM40E20LC-7 SDM40E20LA-7 Notes: 0 Case SOT-23 SOT-23 SOT-23 Packaging 3000/Tape & Reel 3000/Tape & Reel 3000/Tape & Reel 7. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. KWS KWS = SDM40E20LC Product Type Marking Code YM = Date Code Marking Y =Year ex: T = 2006 M = Month ex: 9 = September KWA KWA = SDM40E20LA Product Type Marking Code YM = Date Code Marking Y =Year ex: T = 2006 M = Month ex: 9 = September YM KSW = SDM40E20LS Product Type Marking Code YM = Date Code Marking Y = Year ex: T = 2006 M = Month ex: 9 = September YM KSW YM Marking Information Date Code Key Year 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Code S T U V W X Y Z A B C Month Code Jan 1 Feb 2 SDM40E20L /S /C /A Document number: DS30298 Rev. 11 - 2 Mar 3 Apr 4 May 5 Jun 6 2 of 3 www.diodes.com Jul 7 Aug 8 Sep 9 Oct O Nov N Dec D June 2008 © Diodes Incorporated SDM40E20L /S /C /A Package Outline Dimensions A B C G H K M J D F L SOT-23 Dim Min Max A 0.37 0.51 B 1.20 1.40 C 2.30 2.50 D 0.89 1.03 F 0.45 0.60 G 1.78 2.05 H 2.80 3.00 J 0.013 0.10 K 0.903 1.10 L 0.45 0.61 M 0.085 0.180 0° 8° α All Dimensions in mm Suggested Pad Layout Y Z C X Dimensions Value (in mm) Z 2.9 X 0.8 Y 0.9 C 2.0 E 1.35 E IMPORTANT NOTICE Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the President of Diodes Incorporated. SDM40E20L /S /C /A Document number: DS30298 Rev. 11 - 2 3 of 3 www.diodes.com June 2008 © Diodes Incorporated